Industrial materials and thermal power stations are coated with______________________?

Related Mcqs:

1. Photographic plates are coated with a thin film of _________________?

   A. AgNO3
   B. AgI
   C. AgCl
   D. AgBr

2. For industrial preparation of CH3CHO catalytic promoter is_________________?

   A. PdCl2
   B. Cu2Cl2
   C. CuCl2
   D. PbCl2

3. Nitrates of which pair of elements give different products on thermal decomposition ?

   A. Na K
   B. Mg Ca
   C. Li Na
   D. Li Ca

4. Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?

   A. Phosphine
   B. Phosphorus
   C. Water
   D. Phosphorus pentoxide

5. Hydrogen Gas can be prepared by thermal decomposition of Methane in the absence of Air at above____

   A. 500⁰C
   B. 700⁰C
   C. 900⁰C
   D. 1300⁰C

   Submitted by: Aamir khan Hullio

6. For the generation of biogas, the materials commonly used are__________?

   A. Animal wastes
   B. Forest residues
   C. Aquatic plants
   D. None of these

   Submitted by: Yamna khan

7. What is the name of that system, which uses radioactivity to decide the period of materials of-pre-historic period ?

   A. Radium dating
   B. Uranium dating
   C. Carbon dating
   D. Deuterium dating

   Submitted by: Abid Hussain

8. The important monomers of acryclic resins is__________________?

   A. Vinyl chloride
   B. Styrene
   C. Methylmethacrylate
   D. Hexamethylenediamine

9. The nitrogenous base different in RNA as compared to DNA is_________________?

   A. Cytosine
   B. Thymine
   C. Adenine
   D. Guanine

10. Purines and pyrimidines are__________________?

    A. Enzymes
    B. Nitrogenous bases
    C. Carbohydrates
    D. Lipids